TL;DR: Starting with the Kokkos 5.x series, we’re officially aligning with Semantic Versioning (SemVer) 2.0.0. This means our patch versions will now look like 5.X.Y instead of 5.X.0Y, getting rid of that leading zero that wasn’t quite SemVer-compliant For years, the Kokkos team has strived for consistency in our versioning, even when it meant sticking to some unconventional numbering. Since the 2.8.00 release in 2019, you might have noticed our patch versions featured a leading zero (e.